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  2. Doppler fetal monitor - Wikipedia

    en.wikipedia.org/wiki/Doppler_fetal_monitor

    Typically, they work from about 12 weeks. [2] In response to increasing home usage of clinical fetal doppler systems, the FDA issued a formal statement recommending against at-home use. [3] Fetal dopplers using 2-3MHz ultrasound are prescription devices designed and developed for use by licensed and trained health care professionals.

  3. Obstetric ultrasonography - Wikipedia

    en.wikipedia.org/wiki/Obstetric_ultrasonography

    The sex of the fetus may be discerned by ultrasound as early as 11 weeks' gestation. The accuracy is relatively imprecise when attempted early. [15] [16] [17] After 13 weeks' gestation, a high accuracy of between 99% and 100% is possible if the fetus does not display intersex external characteristics. [18]

  4. Heartbeat bill - Wikipedia

    en.wikipedia.org/wiki/Heartbeat_bill

    A six-week abortion ban, also called a "fetal heartbeat bill" by proponents, is a law in the United States which makes abortion illegal as early as six weeks gestational age (two weeks after a woman's first missed period), which is when proponents claim that a "fetal heartbeat" can be detected.

  5. Monica Garcia reveals pregnancy loss: ‘There is no heartbeat’

    www.aol.com/news/monica-garcia-reveals-pregnancy...

    The 39-year-old said she was sending love to those who have battled or are currently dealing with a miscarriage, fertility issues or pregnancy problems.

  6. Fetal pole - Wikipedia

    en.wikipedia.org/wiki/Fetal_pole

    It is usually identified at six weeks with vaginal ultrasound and at six and a half weeks with abdominal ultrasound. [1] However, it is not unheard of for the fetal pole to not be visible until about 9 weeks. The fetal pole may be seen at 2–4 mm crown-rump length (CRL).

  7. Crown-rump length - Wikipedia

    en.wikipedia.org/wiki/Crown-rump_length

    An ultrasound showing an embryo measured to have a crown-rump length of 1.67 cm and estimated to have a gestational age of 8 weeks and 1 day. Crown-rump length (CRL) is the measurement of the length of human embryos and fetuses from the top of the head (crown) to the bottom of the buttocks (rump).

  8. Fetal circulation - Wikipedia

    en.wikipedia.org/wiki/Fetal_circulation

    Adapted to the weight of the fetus, this corresponds to 115 mL/min/kg at 20 weeks and 64 mL/min/kg at 40 weeks. [18] It corresponds to 17% of the combined cardiac output of the fetus at 10 weeks, and 33% at 20 weeks of gestation. [18] Endothelin and prostanoids cause vasoconstriction in placental arteries, while nitric oxide causes vasodilation ...

  9. Iowa's new 'fetal heartbeat' 6-week abortion ban ... - AOL

    www.aol.com/iowas-fetal-heartbeat-6-week...

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